Home / 26,603.06-39,918.56-11,822.58

Finding the Fourth Proportional to 26,603.06, 39,918.56 and 11,822.58

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Solution

The fourth proportional to 26,603.06, 39,918.56 and 11,822.58 is: 17,740.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,603.06 : 39,918.56 = 11,822.58 : x
  2. Step 2: Convert to fraction form
    26,603.06/39,918.56 = 11,822.58/x
  3. Step 3: Cross multiply
    26,603.06x = 39,918.56 × 11,822.58
  4. Step 4: Simplify right side
    26,603.06x = 471,940,309.97
  5. Step 5: Solve for x
    x = 471,940,309.97/26,603.06
  6. Step 6: Final answer
    x = 17,740.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.